tss.vim: slightly improved log-file handling
tss.vim: slightly improved log-file handling

i-e-b/typescript-tools,noteon/typescript-tools,robertpenner/typescript-tools,clausreinke/typescript-tools,noteon/typescript-tools,i-e-b/typescript-tools,clausreinke/typescript-tools,robertpenner/typescript-tools,robertpenner/typescript-tools,noteon/typescript-tools